Streater Mill Dam
Streater Mill Dam is an earth dam located in Cass County, Michigan, built in 1840. It carries a Low hazard potential classification.
About Streater Mill Dam
The primary purpose of Streater Mill Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by M. A. Steil (private). It impounds the Tributary To Rocky River near Howardsville.
The dam stands 14 feet tall and stretches 288 feet across, creates a reservoir covering 4 acres, and has a maximum storage capacity of 110 acre-feet. Completed in 1840, the structure is one of the older dams in the region, with over a century and a half of service.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 01/01/1901. That was over 125 years ago.
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Location
| State | Michigan |
| County | Cass |
| Nearest City | Howardsville |
| River/Stream | Tributary To Rocky River |
| Coordinates | 41.98333, -85.80167 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 288 ft |
| Year Completed | 1840 (186 years old) |
Storage & Hydraulics
| NID Storage | 110 acre-ft |
| Max Storage | 110 acre-ft |
| Normal Storage | 20 acre-ft |
| Surface Area | 4 acres |
| Max Discharge | 500 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | M. A. Steil |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 01/01/1901 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MI00034 |
| Federal ID | MI00034 |
| More Info | State Dam Safety Program |